81335632

素因数分解:

$2^4\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1811}}^1$

素因数の和:2227

約数の個数: 40

約数和(自身を含む): 180649152

約数和(自身を除く): 99313520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 401, 802, 1604, 1811, 2807, 3208, 3622, 5614, 6416, 7244, 11228, 12677, 14488, 22456, 25354, 28976, 44912, 50708, 101416, 202832, 726211, 1452422, 2904844, 5083477, 5809688, 10166954, 11619376, 20333908, 40667816, 81335632]

約数ペア:

[(1, 81335632), (2, 40667816), (4, 20333908), (7, 11619376), (8, 10166954), (14, 5809688), (16, 5083477), (28, 2904844), (56, 1452422), (112, 726211), (401, 202832), (802, 101416), (1604, 50708), (1811, 44912), (2807, 28976), (3208, 25354), (3622, 22456), (5614, 14488), (6416, 12677), (7244, 11228)]